{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000757","470:4700002533","493:4930003638","493:4930000367","493:4930002913","493:4930001747","493:4930002753","488:4880002707","481:4810002490","470:4700005525","470:4700005978","493:4930000366","493:4930001933","493:4930000421","493:4930002570","470:4700002348","481:4810002565","481:4810003547","470:4700006776","470:4700005845","481:4810001235","481:4810002667","493:4930002067","493:4930003257","481:4810002836"],"twin_admin_codes":[493,470,493,493,493,493,493,488,481,470,470,493,493,493,493,470,481,481,470,470,481,481,493,493,481],"twin_sims":[0.591808694125571,0.5359296137290672,0.5150628497451849,0.4978520083281114,0.4731607082808191,0.4587914747847267,0.4404258541733168,0.376973607008739,0.3680796525081925,0.36620757263778586,0.35482759516039,0.35379755638988286,0.35071558627892246,0.3439020282620085,0.3425966326718216,0.33890633857320424,0.3377391204914172,0.3310665415890582,0.32909621580684717,0.32048558596313864,0.31873211245027666,0.31623443045414007,0.31487455529325686,0.3090755447964296,0.29782881030659397],"twin_dists":[0.1330274707422251,0.14505909851980775,0.1496057527367554,0.1533896781338046,0.15888488126042774,0.16212575898621487,0.16632183109629267,0.18141379601081287,0.18362028863522484,0.18408809216789324,0.18695821569440607,0.18722031515846077,0.18800691784713802,0.1897588897332751,0.19009663728060522,0.1910551705019907,0.19135951425275224,0.19311038275217376,0.19363106799729846,0.19592701559900344,0.1963987660708191,0.19707326669435238,0.19744176837609823,0.19902345022813572,0.2021404854505001],"n_dims_used":45,"mean_confidence":0.9195627848307292},"coverage":{"mean_confidence":0.9195627848307292,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}